/**
 * 判断元素的值是否为空
 *
 * 根据结果返回true,false
 */
String.prototype.isBlank = function() {
	 return (this==null || this.trim()=="" || typeof(this)=="undefined");
}

/**
 * 字符串左边补str
 */
 String.prototype.padLeft = function(length,str) {
    var strRet;
    if(this == ""){
        strRet = this;
    }else{
        var cntGap = length - this.length;
        strRet = this;
        if(cntGap > 0){
            for(var idx = 0; idx < cntGap ;idx++ ){
                strRet = str + strRet;
            }
        }
    }
    return strRet;
 }
/**
 * 字符串右边补str
 */
 String.prototype.padRight = function(length,str) {
    var strRet;
    if(this == ""){
        strRet = this;
    }else{
        var cntGap = length - this.length;
        strRet = this;
        if(cntGap > 0){
            for(var idx = 0; idx < cntGap ;idx++ ){
                strRet = strRet + str;
            }
        }
    }
    return strRet;
 }
/**
 * 字符串转换为大写
 */
String.prototype.toUpper = function() {
    return this.toUpperCase();
}

/**
 * 字符串转换为小写
 */
String.prototype.toLower = function() {
    return this.toLowerCase();	
}

/**
 * 去掉字符串两端的空白字符
 */
String.prototype.trim = function() {
    return this.replace(/(^\s+)|(\s+$)/g, "");
}

/** 
 * 去掉字符串左边的空白字符
 */
String.prototype.ltrim = function() {
    return this.replace(/(^\s+)/g, "");	
}

/** 
 * 去掉字符串左边的空白字符
 */
String.prototype.rtrim = function() {
    return this.replace(/(\s+$)/g, "");	
}

/** 
 * 去掉字符串中间的所有空白字符
 */
String.prototype.atrim = function() {
    return this.replace(/(\s)/g, "");	
}

/**
 * 比较字符串
 *
 * 根据结果返回 -1, 0, 1
 */
String.prototype.compareTo = function(str) {
    if (this == str) {
        return 0;
    } else if (this < str) {
        return -1;
    } else {
        return 1;
    }
}

/** 
 *  忽略大小写比较字符串是否相等
 * 
 *  根据结果返回true,false
 */
String.prototype.isEquals = function (str) {
		return this.toLower() == str.toLower();
}

/**
 * 判断字符串是否以指定的字符串开始
 */
String.prototype.startsWith = function(str) {
    return this.substr(0, str.length) == str;
}

/**
 * 判断字符串是否以指定的字符串开始，忽略大小写
 */
String.prototype.iStartsWith = function(str) {
    return this.substr(0, str.length).isEquals(str);
}

/**
 * 判断字符串是否以指定的字符串结束
 */
String.prototype.endsWith = function(str) {
    return this.substr(this.length - str.length) == str;
}

/**
 * 判断字符串是否以指定的字符串结束，忽略大小写
 */
String.prototype.iEndsWith = function(str) {
    return this.substr(this.length - str.length).isEquals(str);
}

/**
 * 判断字符串是否为数字类型
 *
 * 对于省略写法，科学计数法，十六进制。都会认为是数字
 */
String.prototype.isNum = function() {
	  return !isNaN(Number(this));
}

/**
 * 判断字符串是否为半角
 *
 */
String.prototype.isDbccase = function() {

		reg=/[\u0000-\u00ff]/g
		
		return reg.test(this);	
}


/**
 * 判断字符串是否是电话号码，传真号码
 *
 * 电话号码可以+开头，可以含有“-”
*/ 
String.prototype.isTel = function() {
	
	  //国家代码(2到3位)-区号(2到3位)-电话号码(7到8位)-分机号(3位)"
	 	var pattern =/^(([0\+]\d{2,3}-)?(0\d{2,3})-)?(\d{7,8})(-(\d{3,}))?$/;
	 	
	 	return pattern.test(this);
}

/**
 * 判断字符串是否是手机
 *
*/
String.prototype.isMobile = function() {
			var checkFlag=false;	
			 
			var reg0=/^13\d{5,9}$/;   //130--139。至少7位
			var reg1=/^153\d{8}$/;  //联通153。至少7位
			var reg2=/^159\d{8}$/;  //移动159。至少7位
			var reg3=/^158\d{8}$/;
			var reg4=/^150\d{8}$/;
			var reg5=/^189\d{8}$/;
			 
			if (reg0.test(this))checkFlag=true;
			if (reg1.test(this))checkFlag=true;
			if (reg2.test(this))checkFlag=true;
			if (reg3.test(this))checkFlag=true;
			if (reg4.test(this))checkFlag=true;
			if (reg5.test(this))checkFlag=true;
			
			return checkFlag;
}

/**
 * 判断字符串是否是邮箱
 */
String.prototype.isMail = function() {	
			//字符串必须包含“@”，“.”
			pattern = /^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;

			return pattern.test(this);
}

/**
 * 判断字符串是否是邮编
 */
String.prototype.isPost = function() {			
			//邮编必须是6位的数字
			pattern = /^[0-9]{6}$/;
			
			return pattern.test(this);
}

/**
 * 验证日期是否合法
 *
 * 日期格式包括：“yyyyMMdd”，“yyyy-MM-dd”，“yyyy/MM/dd”
 */
String.prototype.isDate = function() {

		var pattern = /^(?:(?!0000)[0-9]{4}[\-\/\s]?(?:(?:0[1-9]|1[0-2])[\-\/\s]?(?:0[1-9]|1[0-9]|2[0-8])|(?:0[13-9]|1[0-2])[\-\/\s]?(?:29|30)|(?:0[13578]|1[02])[\-\/\s]?31)|(?:[0-9]{2}(?:0[48]|[2468][048]|[13579][26])|(?:0[48]|[2468][048]|[13579][26])00)[\-\/\s]?02[\-\/\s]?29)$/;

  	return pattern.test(this);
}

/**
	* 验证身份证
	*
	* 身份证格式：15位纯数字，或者17数字+ 一位数字或者“X”
	*/
String.prototype.isIdCardNo = function() {
    var area = { 11: "北京", 12: "天津", 13: "河北", 14: "山西", 15: "内蒙古", 21: "辽宁", 22: "吉林", 23: "黑龙江", 31: "上海", 32: "江苏", 33: "浙江", 34: "安徽", 35: "福建", 36: "江西", 37: "山东", 41: "河南", 42: "湖北", 43: "湖南", 44: "广东", 45: "广西", 46: "海南", 50: "重庆", 51: "四川", 52: "贵州", 53: "云南", 54: "西藏", 61: "陕西", 62: "甘肃", 63: "青海", 64: "宁夏", 65: "新疆", 71: "台湾", 81: "香港", 82: "澳门", 91: "国外" }

    var idcard, Y, JYM;
    var S, M;
    var idcard_array = new Array();
    idcard = this;
    idcard_array = idcard.split("");
    //地区检验
    if (area[parseInt(idcard.substr(0, 2))] == null) return false;
    //身份号码位数及格式检验
    switch (idcard.length) {
        case 15:
            if ((parseInt(idcard.substr(6, 2)) + 1900) % 4 == 0 || ((parseInt(idcard.substr(6, 2)) + 1900) % 100 == 0 && (parseInt(idcard.substr(6, 2)) + 1900) % 4 == 0)) {
                ereg = /^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}$/; //测试出生日期的合法性
            } else {
                ereg = /^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}$/; //测试出生日期的合法性
            }
            if (ereg.test(idcard)) return true;
            else return false;
            break;
        case 18:
            //18位身份号码检测
            //出生日期的合法性检查
            //闰年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))
            //平年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))
            if (parseInt(idcard.substr(6, 4)) % 4 == 0 || (parseInt(idcard.substr(6, 4)) % 100 == 0 && parseInt(idcard.substr(6, 4)) % 4 == 0)) {
                ereg = /^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}[0-9Xx]$/; //闰年出生日期的合法性正则表达式
            } else {
                ereg = /^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}[0-9Xx]$/; //平年出生日期的合法性正则表达式
            }
            if (ereg.test(idcard)) {//测试出生日期的合法性
                //计算校验位
                S = (parseInt(idcard_array[0]) + parseInt(idcard_array[10])) * 7
                + (parseInt(idcard_array[1]) + parseInt(idcard_array[11])) * 9
                + (parseInt(idcard_array[2]) + parseInt(idcard_array[12])) * 10
                + (parseInt(idcard_array[3]) + parseInt(idcard_array[13])) * 5
                + (parseInt(idcard_array[4]) + parseInt(idcard_array[14])) * 8
                + (parseInt(idcard_array[5]) + parseInt(idcard_array[15])) * 4
                + (parseInt(idcard_array[6]) + parseInt(idcard_array[16])) * 2
                + parseInt(idcard_array[7]) * 1
                + parseInt(idcard_array[8]) * 6
                + parseInt(idcard_array[9]) * 3;
                Y = S % 11;
                M = "F";
                JYM = "10X98765432";
                M = JYM.substr(Y, 1); //判断校验位
                if (M == idcard_array[17]) return true; //检测ID的校验位
                else return false;
            }
            else return false;
            break;
        default:
            return false;
            break;
    }
}

/**
* 字符串转拼音首字母
*/
String.prototype.strToPY = function() {    
    var pStr = ""
    for (var i = 0; i < this.length; i++) {
        if (this.charAt(i) == "\n") pStr += "";
        else pStr += pinyin(this.charAt(i)).charAt(0);
        //else pStr += pinyin(str.charAt(i)) + " " 
    }
    return pStr;


}

var key2code = { 65: "a", 66: "b", 67: "c", 68: "d", 69: "e", 70: "f", 71: "g", 72: "h", 73: "i", 74: "j",
    75: "k", 76: "l", 77: "m", 78: "n", 79: "o", 80: "p", 81: "q", 82: "r", 83: "s", 84: "t",
    85: "u", 86: "v", 87: "w", 88: "x", 89: "y", 90: "z", 49: "1", 50: "2", 51: "3", 52: "4",
    53: "5", 54: "6", 55: "7", 56: "8", 57: "9", 48: "0"
};

var spell = { 0xB0A1: "a", 0xB0A3: "ai", 0xB0B0: "an", 0xB0B9: "ang", 0xB0BC: "ao", 0xB0C5: "ba", 0xB0D7: "bai",
    0xB0DF: "ban", 0xB0EE: "bang", 0xB0FA: "bao", 0xB1AD: "bei", 0xB1BC: "ben", 0xB1C0: "beng", 0xB1C6: "bi",
    0xB1DE: "bian", 0xB1EA: "biao", 0xB1EE: "bie", 0xB1F2: "bin", 0xB1F8: "bing", 0xB2A3: "bo", 0xB2B8: "bu",
    0xB2C1: "ca", 0xB2C2: "cai", 0xB2CD: "can", 0xB2D4: "cang", 0xB2D9: "cao", 0xB2DE: "ce", 0xB2E3: "ceng", 0xB2E5: "cha",
    0xB2F0: "chai", 0xB2F3: "chan", 0xB2FD: "chang", 0xB3AC: "chao", 0xB3B5: "che", 0xB3BB: "chen", 0xB3C5: "cheng",
    0xB3D4: "chi", 0xB3E4: "chong", 0xB3E9: "chou", 0xB3F5: "chu", 0xB4A7: "chuai", 0xB4A8: "chuan", 0xB4AF: "chuang",
    0xB4B5: "chui", 0xB4BA: "chun", 0xB4C1: "chuo", 0xB4C3: "ci", 0xB4CF: "cong", 0xB4D5: "cou", 0xB4D6: "cu", 0xB4DA: "cuan",
    0xB4DD: "cui", 0xB4E5: "cun", 0xB4E8: "cuo", 0xB4EE: "da", 0xB4F4: "dai", 0xB5A2: "dan", 0xB5B1: "dang", 0xB5B6: "dao",
    0xB5C2: "de", 0xB5C5: "deng", 0xB5CC: "di", 0xB5DF: "dian", 0xB5EF: "diao", 0xB5F8: "die", 0xB6A1: "ding", 0xB6AA: "diu",
    0xB6AB: "dong", 0xB6B5: "dou", 0xB6BC: "du", 0xB6CB: "duan", 0xB6D1: "dui", 0xB6D5: "dun", 0xB6DE: "duo", 0xB6EA: "e",
    0xB6F7: "en", 0xB6F8: "er", 0xB7A2: "fa", 0xB7AA: "fan", 0xB7BB: "fang", 0xB7C6: "fei", 0xB7D2: "fen", 0xB7E1: "feng",
    0xB7F0: "fo", 0xB7F1: "fou", 0xB7F2: "fu", 0xB8C1: "ga", 0xB8C3: "gai", 0xB8C9: "gan", 0xB8D4: "gang", 0xB8DD: "gao",
    0xB8E7: "ge", 0xB8F8: "gei", 0xB8F9: "gen", 0xB8FB: "geng", 0xB9A4: "gong", 0xB9B3: "gou", 0xB9BC: "gu", 0xB9CE: "gua",
    0xB9D4: "guai", 0xB9D7: "guan", 0xB9E2: "guang", 0xB9E5: "gui", 0xB9F5: "gun", 0xB9F8: "guo", 0xB9FE: "ha", 0xBAA1: "hai",
    0xBAA8: "han", 0xBABB: "hang", 0xBABE: "hao", 0xBAC7: "he", 0xBAD9: "hei", 0xBADB: "hen", 0xBADF: "heng", 0xBAE4: "hong",
    0xBAED: "hou", 0xBAF4: "hu", 0xBBA8: "hua", 0xBBB1: "huai", 0xBBB6: "huan", 0xBBC4: "huang", 0xBBD2: "hui", 0xBBE7: "hun",
    0xBBED: "huo", 0xBBF7: "ji", 0xBCCE: "jia", 0xBCDF: "jian", 0xBDA9: "jiang", 0xBDB6: "jiao", 0xBDD2: "jie", 0xBDED: "jin",
    0xBEA3: "jing", 0xBEBC: "jiong", 0xBEBE: "jiu", 0xBECF: "ju", 0xBEE8: "juan", 0xBEEF: "jue", 0xBEF9: "jun", 0xBFA6: "ka",
    0xBFAA: "kai", 0xBFAF: "kan", 0xBFB5: "kang", 0xBFBC: "kao", 0xBFC0: "ke", 0xBFCF: "ken", 0xBFD3: "keng", 0xBFD5: "kong",
    0xBFD9: "kou", 0xBFDD: "ku", 0xBFE4: "kua", 0xBFE9: "kuai", 0xBFED: "kuan", 0xBFEF: "kuang", 0xBFF7: "kui", 0xC0A4: "kun",
    0xC0A8: "kuo", 0xC0AC: "la", 0xC0B3: "lai", 0xC0B6: "lan", 0xC0C5: "lang", 0xC0CC: "lao", 0xC0D5: "le", 0xC0D7: "lei",
    0xC0E2: "leng", 0xC0E5: "li", 0xC1A9: "lia", 0xC1AA: "lian", 0xC1B8: "liang", 0xC1C3: "liao", 0xC1D0: "lie", 0xC1D5: "lin",
    0xC1E1: "ling", 0xC1EF: "liu", 0xC1FA: "long", 0xC2A5: "lou", 0xC2AB: "lu", 0xC2BF: "lv", 0xC2CD: "luan", 0xC2D3: "lue",
    0xC2D5: "lun", 0xC2DC: "luo", 0xC2E8: "ma", 0xC2F1: "mai", 0xC2F7: "man", 0xC3A2: "mang", 0xC3A8: "mao", 0xC3B4: "me",
    0xC3B5: "mei", 0xC3C5: "men", 0xC3C8: "meng", 0xC3D0: "mi", 0xC3DE: "mian", 0xC3E7: "miao", 0xC3EF: "mie", 0xC3F1: "min",
    0xC3F7: "ming", 0xC3FD: "miu", 0xC3FE: "mo", 0xC4B1: "mou", 0xC4B4: "mu", 0xC4C3: "na", 0xC4CA: "nai", 0xC4CF: "nan",
    0xC4D2: "nang", 0xC4D3: "nao", 0xC4D8: "ne", 0xC4D9: "nei", 0xC4DB: "nen", 0xC4DC: "neng", 0xC4DD: "ni", 0xC4E8: "nian",
    0xC4EF: "niang", 0xC4F1: "niao", 0xC4F3: "nie", 0xC4FA: "nin", 0xC4FB: "ning", 0xC5A3: "niu", 0xC5A7: "nong", 0xC5AB: "nu",
    0xC5AE: "nv", 0xC5AF: "nuan", 0xC5B0: "nue", 0xC5B2: "nuo", 0xC5B6: "o", 0xC5B7: "ou", 0xC5BE: "pa", 0xC5C4: "pai", 0xC5CA: "pan",
    0xC5D2: "pang", 0xC5D7: "pao", 0xC5DE: "pei", 0xC5E7: "pen", 0xC5E9: "peng", 0xC5F7: "pi", 0xC6AA: "pian", 0xC6AE: "piao",
    0xC6B2: "pie", 0xC6B4: "pin", 0xC6B9: "ping", 0xC6C2: "po", 0xC6CB: "pu", 0xC6DA: "qi", 0xC6FE: "qia", 0xC7A3: "qian",
    0xC7B9: "qiang", 0xC7C1: "qiao", 0xC7D0: "qie", 0xC7D5: "qin", 0xC7E0: "qing", 0xC7ED: "qiong", 0xC7EF: "qiu", 0xC7F7: "qu",
    0xC8A6: "quan", 0xC8B1: "que", 0xC8B9: "qun", 0xC8BB: "ran", 0xC8BF: "rang", 0xC8C4: "rao", 0xC8C7: "re", 0xC8C9: "ren",
    0xC8D3: "reng", 0xC8D5: "ri", 0xC8D6: "rong", 0xC8E0: "rou", 0xC8E3: "ru", 0xC8ED: "ruan", 0xC8EF: "rui", 0xC8F2: "run",
    0xC8F4: "ruo", 0xC8F6: "sa", 0xC8F9: "sai", 0xC8FD: "san", 0xC9A3: "sang", 0xC9A6: "sao", 0xC9AA: "se", 0xC9AD: "sen",
    0xC9AE: "seng", 0xC9AF: "sha", 0xC9B8: "shai", 0xC9BA: "shan", 0xC9CA: "shang", 0xC9D2: "shao", 0xC9DD: "she", 0xC9E9: "shen",
    0xC9F9: "sheng", 0xCAA6: "shi", 0xCAD5: "shou", 0xCADF: "shu", 0xCBA2: "shua", 0xCBA4: "shuai", 0xCBA8: "shuan", 0xCBAA: "shuang",
    0xCBAD: "shui", 0xCBB1: "shun", 0xCBB5: "shuo", 0xCBB9: "si", 0xCBC9: "song", 0xCBD1: "sou", 0xCBD4: "su", 0xCBE1: "suan",
    0xCBE4: "sui", 0xCBEF: "sun", 0xCBF2: "suo", 0xCBFA: "ta", 0xCCA5: "tai", 0xCCAE: "tan", 0xCCC0: "tang", 0xCCCD: "tao",
    0xCCD8: "te", 0xCCD9: "teng", 0xCCDD: "ti", 0xCCEC: "tian", 0xCCF4: "tiao", 0xCCF9: "tie", 0xCCFC: "ting", 0xCDA8: "tong",
    0xCDB5: "tou", 0xCDB9: "tu", 0xCDC4: "tuan", 0xCDC6: "tui", 0xCDCC: "tun", 0xCDCF: "tuo", 0xCDDA: "wa", 0xCDE1: "wai", 0xCDE3: "wan",
    0xCDF4: "wang", 0xCDFE: "wei", 0xCEC1: "wen", 0xCECB: "weng", 0xCECE: "wo", 0xCED7: "wu", 0xCEF4: "xi", 0xCFB9: "xia", 0xCFC6: "xian",
    0xCFE0: "xiang", 0xCFF4: "xiao", 0xD0A8: "xie", 0xD0BD: "xin", 0xD0C7: "xing", 0xD0D6: "xiong", 0xD0DD: "xiu", 0xD0E6: "xu",
    0xD0F9: "xuan", 0xD1A5: "xue", 0xD1AB: "xun", 0xD1B9: "ya", 0xD1C9: "yan", 0xD1EA: "yang", 0xD1FB: "yao", 0xD2AC: "ye", 0xD2BB: "yi",
    0xD2F0: "yin", 0xD3A2: "ying", 0xD3B4: "yo", 0xD3B5: "yong", 0xD3C4: "you", 0xD3D9: "yu", 0xD4A7: "yuan", 0xD4BB: "yue", 0xD4C5: "yun",
    0xD4D1: "za", 0xD4D4: "zai", 0xD4DB: "zan", 0xD4DF: "zang", 0xD4E2: "zao", 0xD4F0: "ze", 0xD4F4: "zei", 0xD4F5: "zen", 0xD4F6: "zeng",
    0xD4FA: "zha", 0xD5AA: "zhai", 0xD5B0: "zhan", 0xD5C1: "zhang", 0xD5D0: "zhao", 0xD5DA: "zhe", 0xD5E4: "zhen", 0xD5F4: "zheng",
    0xD6A5: "zhi", 0xD6D0: "zhong", 0xD6DB: "zhou", 0xD6E9: "zhu", 0xD7A5: "zhua", 0xD7A7: "zhuai", 0xD7A8: "zhuan", 0xD7AE: "zhuang",
    0xD7B5: "zhui", 0xD7BB: "zhun", 0xD7BD: "zhuo", 0xD7C8: "zi", 0xD7D7: "zong", 0xD7DE: "zou", 0xD7E2: "zu", 0xD7EA: "zuan", 0xD7EC: "zui",
    0xD7F0: "zun", 0xD7F2: "zuo"
};

var spellArray = new Array();
var pn = "";
function pinyin(char) {
    if (!char.charCodeAt(0) || char.charCodeAt(0) < 1328) return char;
    if (spellArray[char.charCodeAt(0)]) return spellArray[char.charCodeAt(0)]
    execScript("ascCode=hex(asc(\"" + char + "\"))", "vbscript")
    ascCode = eval("0x" + ascCode)
    if (!(ascCode > 0xB0A0 && ascCode < 0xD7FC)) return char;
    for (var i = ascCode; (!spell[i] && i > 0); ) i--
    return spell[i];
}